hhhhh ho-ho ho-oh hokku honko honky honno hooky huhuh hukok hunky hunny hunyn huyou hynny khoku knokk ko-ko kohon kokko kokou kokyu konno konnu konyu kooky koonu kouno koyuk kukko kukok kunku kunoy kunyu kuoyu kynny kyoho kyoko nnooo no-no nohno nokko nokon non-u nonno nonny nonoh nooky noonu nouny noyon noyou nu-nu nuhuh nunky nunny nunon nunun o-hoy oh-oh oh-ok ohyou okoho okoyo okuku okuny onkyo onnuy onoon onyon onyou ooooh ooooo oyoko uh-oh uh-uh uhhoh uhhuh unnun uuuuu y-o-u yo-ho yo-yo yohko yokoo yokou youku youno youok youon yukky yukon yukou yunho yunyu